/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package fr.uha.ensisa.kfetmanager.customer;

import java.io.IOException;
import java.io.PrintWriter;
import javax.ejb.EJB;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 *
 * @author koboneil
 */
public class CrediterCustomer extends HttpServlet {

    @EJB
    private CustomerManagerRemote customerManager;

    /** 
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
	    throws ServletException, IOException {
	response.sendRedirect("index.jsp");
	return;
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** 
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
	    throws ServletException, IOException {
	processRequest(request, response);
    }

    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
	    throws ServletException, IOException {
	Customer c;
	String idString = request.getParameter("customerId");
	String sommeString = request.getParameter("somme");
	String passwordString = request.getParameter("password");
	Long id;
	Double somme;

	String passwordContext = (String) getServletContext().getAttribute("password");

	PrintWriter out = response.getWriter();
	response.setContentType("text/plain;charset=UTF-8");

	if(passwordContext.equals(passwordString)) {
	    try {
		id = Long.valueOf(idString);
		somme = Double.valueOf(sommeString);
	    }
	    catch(Exception e) {
		response.sendError(response.SC_BAD_REQUEST);
		return;
	    }

	    try {
		c = this.customerManager.getCustomer(id);
	    }
	    catch(Exception e) {
		response.sendError(response.SC_INTERNAL_SERVER_ERROR, "Erreur lors de la recherche de clients");
		return;
	    }

	    this.customerManager.creditAccount(c, somme);
	    
	    try {
		out.print("true");
	    }
	    finally {
		out.close();
	    }
	}
	else {
	    try {
		out.print("false");
	    }
	    finally {
		out.close();
	    }
	}
    }

    /** 
     * Returns a short description of the servlet.
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
	return "Short description";
    }// </editor-fold>
}
